Display screen or portion thereof with graphical user interface



The FIGURE is a front view of a display screen or portion thereof with graphical user interface showing my new design.

The dashed broken line around the FIGURE showing a display screen or portion thereof forms no part of the claimed design. The dot-dashed broken line within the FIGURE, and the area between the dot-dashed broken line and the dashed broken line show environment that forms no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 